CRL holds numerous sets published by the U.S. National Archives and Records Service on relations between Canada and the United States. Each set is cataloged individually. Currently CRL holds despatches from United States consuls in Campbellton, Charlottetown, Clifton, Coaticook, Fort Erie, Halifax, Hamilton, Kingston, Ottawa, Port Stanley and St. Thomas, Quebec, St. John, Toronto, Windsor, and Yarmouth. Time coverage varies per set: see individual records for details.